From 5dcd8400884cc4a043a6d4617e042489e5d566a9 Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Wed, 21 Mar 2018 11:09:01 +0300 Subject: macsec: missing dev_put() on error in macsec_newlink() We moved the dev_hold(real_dev); call earlier in the function but forgot to update the error paths. Fixes: 0759e552bce7 ("macsec: fix negative refcnt on parent link") Signed-off-by: Dan Carpenter Signed-off-by: David S. Miller --- drivers/net/macsec.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c index 7de88b33d5b9..9cbb0c8a896a 100644 --- a/drivers/net/macsec.c +++ b/drivers/net/macsec.c @@ -3277,7 +3277,7 @@ static int macsec_newlink(struct net *net, struct net_device *dev, err = netdev_upper_dev_link(real_dev, dev, extack); if (err < 0) - goto unregister; + goto put_dev; /* need to be already registered so that ->init has run and * the MAC addr is set @@ -3316,7 +3316,8 @@ del_dev: macsec_del_dev(macsec); unlink: netdev_upper_dev_unlink(real_dev, dev); -unregister: +put_dev: + dev_put(real_dev); unregister_netdevice(dev); return err; } -- cgit v1.2.3